Performance Marketing Intern

Location:
Vashi, Navi Mumbai (On-Site)

Duration
: 6 months

About Grexa
Grexa AI is a venture-backed startup on a mission to build the
world's first Marketing AI Platform for small businesses
- a fully autonomous system that drives Real Revenue by automating and optimizing digital marketing.

Founded by 4 seasoned IIT alumni and former Testbook Founders / CXOs
(scaled to $30Mn ARR business with 1,000+ employees, successfully acquired by a leading edtech company), the team brings deep product expertise, execution speed, and a track record of building at scale.

We're funded, building fast, and assembling a high-performing team
to disrupt the global digital marketing space from India. If you're excited to solve real problems and build transformative AI products - this is your calling.

Role Overview
We are looking for a Performance Marketing Intern who is analytical, detail-oriented & comfortable owning campaigns end-to-end. The role focuses primarily on lead generation for local businesses through Google Ads and Meta Ads, using a mix of manual optimization and AI-powered workflows. You will be responsible for setting up, executing and optimizing campaigns, collaborating closely with internal teams to ensure fast, accurate and measurable outcomes.

Key Responsibilities

• Plan, set up and manage lead generation campaigns on Google Ads & Meta Ads for a variety of local business clients.
• Create & structure campaigns, ad sets and ad groups, including keyword research, audience selection and targeting.
• Write and refine ad copies, headlines and descriptions aligned with client objectives and audience intent.
• Conduct keyword research, competitor analysis and audience research to inform campaign strategy and experimentation.
• Use AI tools to support campaign creation, analysis and reporting, while ensuring the final output is relevant, high quality and human-reviewed.
• Prepare performance reports and summaries in Google Sheets or Excel, highlighting insights, learnings and next steps.

Must-Have Skills And Experience

• Prior experience in performance marketing focused on Google Ads with at least one internship or full-time role working hands-on on campaigns.
• Working knowledge of Google Ads (Search campaigns at minimum; PMax, Display or YouTube is a plus).
• Basic knowledge of Google Analytics 4 (GA4) and Google Tag Manager (GTM) for tracking and events.
• Proficiency in Google Sheets or Excel for data analysis and reporting.
• Strong analytical skills with the ability to interpret campaign data and translate it into clear actions.
• Understanding of core performance metrics such as CPC, CPM, CTR, CPA, conversion rate and ROAS.
• Good written communication skills for crafting concise, persuasive ad copies and messages.
• Comfort with using AI tools (for copy, creatives, research or analysis) and improving their outputs with your own judgment.

Good-to-Have Skills

• Experience running or supporting Meta Ads campaigns (Facebook and Instagram).
• Exposure to lead generation campaigns for local businesses such as clinics, salons, gyms, tour operators and similar categories.
• Familiarity with landing page basics and how page experience impacts performance.
• Basic understanding of funnels, remarketing, and attribution.

Why Join Grexa AI

• Learning opportunity on how to plan, run and scale lead generation campaigns for multiple local business categories.
• Get hands-on exposure to tracking, analytics, and performance reporting using tools like Google Ads, GA4, GTM and Sheets from day one.
• Learn how to combine AI tools with human judgment to create, optimise and scale campaigns faster & more effectively.
• Be involved in the full performance marketing lifecycle. From brief and setup to optimisation, reporting and iteration.
• Collaborate closely with Tech, Product, Growth and AI teams, giving you a true cross-functional startup experience and a steep learning curve.